Genesis 11:13-17

And Arphaxad lived after he begat Salah four hundred and three years, and begat sons and daughters.

And Salah lived thirty years, and begat Eber:

And Salah lived after he begat Eber four hundred and three years, and begat sons and daughters.

And Eber lived four and thirty years, and begat Peleg:

And Eber lived after he begat Peleg four hundred and thirty years, and begat sons and daughters.